Question

Calcula o valor exato de: 2√2 + 3√2 - 8√2 *
a -3√2
b 3√2
c 13√2
d -3√8

Answer 1

$2 \sqrt{2} + 3 \sqrt{2} - 8 \sqrt{2}$

$(2 + 3 - 8) \sqrt{2}$

$( - 3) \sqrt{2}$

$\red{- 3 \sqrt{2}}$